<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>MapboxGL</title>
    <link href='lib/mapbox-gl.css' rel='stylesheet' />
    <style>
        html, body, .map {
            padding: 0;
            margin: 0;
            height: 100%;
            overflow: hidden;
        }
        .red-circle {
            width: 8px;
            height: 8px;
            border-radius: 5px;
            background: red;
            border: 2px solid white;
            cursor: pointer;
        }

        .my-class {

        }
    </style>
</head>
<body>
<div id='map' class="map">
</div>
<script src='lib/mapbox-gl.js'></script>
<script src='js/lesson6-3.js'></script>
</body>
</html>